John D Cooper Aeroplane Co, Bridgeport CT (Smithsonian records say Bridgeton MO). Cooper 1/19/17 Aero Exhibition (Aerial Age via Joe Martin) Cooper 3-view (Aerial Age via Joe Martin) Training Tractor 1916 = 1pOB or OBF; 70hp 5-cyl Frederickson; span: (upper) 33'0" (lower) 22'0"...